Recognised as Colour

#F7B229

#F7B229
Orange
Light
Nearest: Goldenrod

#F7B229 is a orange with RGB values 247, 178, 41 and HSL 40°, 93%, 56%. It is a light colour, so black text on it reaches 11.4:1 contrast (AAA for normal text). The nearest named colour is Goldenrod.

Colour values

#F7B229#F7B229

HEX#F7B229

RGBrgb(247, 178, 41)

RGB (0–1)0.9686, 0.698, 0.1608

RGB percentages96.9%, 69.8%, 16.1%

HSLhsl(39.9, 92.8%, 56.5%)

HSV / HSBhsv(39.9, 83.4%, 96.9%)

CMYK0%, 27.9%, 83.4%, 3.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,233,001

CSS custom property--colour: #F7B229;

Brightness & contrast

Relative luminance0.51775WCAG 2.x, 0 is black and 1 is white

Perceived brightness192.4 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 11.36:1

Contrast with white1.85:1WCAG normal text: Fail

Contrast with black11.36:1WCAG normal text: AAA

Greyscale equivalent#B7B7B7

Inverted#084DD6

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#CCB400no red cones; affects about 1% of men; ΔE 20.9 from the original

Deuteranopia#DDC530no green cones; the most common form, about 1% of men; ΔE 21 from the original

Tritanopia#FF9F99no blue cones; rare, and affects men and women equally; ΔE 58.4 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text1.85:1WCAG large text: Fail

Contrast with black, large text11.36:1WCAG large text: AAA

Named colours

Goldenrod · ΔE 9.5 Orange · ΔE 11.6 Dark goldenrod · ΔE 21 Gold · ΔE 23.8 Dark orange · ΔE 23.9 Sandy brown · ΔE 27.6

Nearest named CSS colourGoldenrod (#DAA520)ΔE 9.5, clearly different but related

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#296EF7

Analogous#F74B29, #D5F729

Triadic#29F7B2, #B229F7

Split complementary#29D5F7, #4B29F7

Tetradic#29F74B, #296EF7, #F729D5

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#FEF9EE

Lighter +30%#FDE7BC

Lighter +20%#FBD58B

Lighter +10%#F9C45A

Darker −10%#E49B09

Darker −20%#B37907

Darker −30%#825805

Darker −40%#513703

More saturated +25%#FFB521

Less saturated −25%#DBA945

Channel breakdown

R247

G178

B41

Red247 (96.9%)

Green178 (69.8%)

Blue41 (16.1%)

Hue39.9°

Saturation (HSL)92.79%

Lightness56.47%

Dominant channelRed

Hex per channelR F7 · G B2 · B 29

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Harmonies

Lighter and darker

Similar named colours

Also reads as

F7B229 (chemical formula)

Formula
2,608.476 g/mol
236 atoms

F7B229 has a molar mass of 2,608.476 g/mol, made up of 236 atoms across 2 elements: 7 × F, 229 × B.

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Molar mass

Molar mass2,608.476 g/mol

Total atoms per molecule236

Distinct elements2

Mass of one molecule4.3314763 × 10^-21 g

Molecules per gram2.3086817 × 10^20

Name

NameNot in the name tablea name cannot be worked out from a formula alone: isomers share formulas, and naming depends on bonding the formula does not show

Composition by mass

F5.1%

B94.9%

Fluorine (F × 7)132.986 g/mol, 5.098%

Boron (B × 229)2,475.49 g/mol, 94.902%

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Elements in this formula

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